Co-founder and co-chairman of Two Sigma Investments, an NYC-based investment firm managing over $60 billion of assets.
Two Sigma uses a variety of technological methods, such as artificial intelligence, machine learning, and distributed computing, for its trading strategies.
David Siegel co-founded Two Sigma with John Overdeck, who is not Jewish.
David Siegel (computer scientist) - Wikipedia
"David Siegel" - Forbes
"David Siegel Increasing Presence on Lower Manhattan" - Jewish Business News (2014)